1155234003005 has 16 divisors (see below), whose sum is σ = 1393349040000. Its totient is φ = 919475726400.

The previous prime is 1155234002983. The next prime is 1155234003013. The reversal of 1155234003005 is 5003004325511.

It is not a de Polignac number, because 1155234003005 - 2⁶ = 1155234002941 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16979555 + ... + 17047455.

It is an arithmetic number, because the mean of its divisors is an integer number (87084315000).

Almost surely, 2^{1155234003005} is an apocalyptic number.

It is an amenable number.

1155234003005 is a deficient number, since it is larger than the sum of its proper divisors (238115036995).

1155234003005 is a wasteful number, since it uses less digits than its factorization.

1155234003005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85204.

The product of its (nonzero) digits is 9000, while the sum is 29.

Adding to 1155234003005 its reverse (5003004325511), we get a palindrome (6158238328516).

The spelling of 1155234003005 in words is "one trillion, one hundred fifty-five billion, two hundred thirty-four million, three thousand, five".